3-Amino-2-(difluoromethyl)-4-methoxypyridine-6-carboxylic acid
Ethyl 3-cyano-2-nitro-5-(trifluoromethoxy)pyridine-6-carboxylate
5-Amino-4-(aminomethyl)-3-(difluoromethyl)pyridine-2-carboxaldehyde
2-(Chloromethyl)-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-carboxylic acid